11.   Steady advances in the disks and the software that manages them are producing astonishing performance gains.

12.   The most astonishing performance came from Lola Greco in the title role.

13.   Williams did a Willis Reed impersonation, made a surprise start and put on an astonishing performance in the paint.

14.   As the ailing wife and mother, Miss Streep delivers an astonishing performance, among the best in a superlative career.

15.   Capriati claimed her first major title with an astonishing performance in January at the Australian Open, where she upset top-seeded Martina Hingis in the final.